Home / 19,223.62-26,513.67-12,147.46

Finding the Fourth Proportional to 19,223.62, 26,513.67 and 12,147.46

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Solution

The fourth proportional to 19,223.62, 26,513.67 and 12,147.46 is: 16,754.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,223.62 : 26,513.67 = 12,147.46 : x
  2. Step 2: Convert to fraction form
    19,223.62/26,513.67 = 12,147.46/x
  3. Step 3: Cross multiply
    19,223.62x = 26,513.67 × 12,147.46
  4. Step 4: Simplify right side
    19,223.62x = 322,073,745.78
  5. Step 5: Solve for x
    x = 322,073,745.78/19,223.62
  6. Step 6: Final answer
    x = 16,754.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.